The name of the sun god varies depending on the culture and mythology. Here are a few examples:

* Ancient Greece: Helios

* Ancient Rome: Sol

* Ancient Egypt: Ra

* Inca: Inti

* Aztec: Tonatiuh

* Hinduism: Surya

* Norse Mythology: Sól

* Japanese Mythology: Amaterasu

These are just a few examples, and there are many other sun gods across different cultures.

Is there a specific culture you're interested in?